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WorksheetsSynthetic Fibres and plastics 2
Total questions: 15
Worksheet time: 8mins
Read the given statements and mark the appropriate answer.
Statement 1: Fabric made from this polyester does not get wrinkled easily.
Statement 2: Polyester is a natural fibre.
Both statements 1 and 2 are true and
statement 2 is the correct explanation
of statement 1.
Both statements 1 and 2 are true
but statement 2 is not the correct
explanation of statement 1.
Both statements 1 and 2 are false.
Statement 1 is true and statement 2
is false.
We should not wear synthetic clothes while cooking in the kitchen or in a laboratory.
True
False
1. Identify the product based on the given features.
I. It is a man-made product.
II. It has a cross link arrangement of monomer units.
III. It is used for making goods like wire coverings, switch boards, laptops, etc.
Lycra
Rayon
Thermosetting plastics
Thermoplastics
Mention the type of polymer.
linear
natural
cross linked
synthetic
What are the 2 types of plastics:
Thermoplastic and Thermosetting plastics
Thermosetting plastics and PVC
Thermoplastic and bakelite
None of the above
Which type of plastic is Bakelite
Thermosetting plastic
Thermoplastic
None of the above
What plastic is used for handles of frying pans
Bakelite
Polyvinyl chloride
Melanie
Polythene
Cooking pans have plastic handles because
They are light, durable and strong
They are non- reactive
They are poor conductors of heat and electricity
They do not catch fire
Polythene which is used to make polythene bags is an example of a ________.
Thermoplastics
thermosetting plastics
Advantages of Synthetic fibres: (Select 2 option)
Stronger and more durable than natural fibres
They are cheaper than natural fibres
They are comfortable to wear
They are expensive than natural fibres
In plastic the arrangement of individual units may be____
Linear or cross linked
Linear or straight linked
______ and _____ are types of plastics
(a)
Plastics are
Non biodegradable
Biodegradable
1. Identify the product based on the given features.
I. It is a man-made product.
II. It has a linear arrangement of monomer units.
III. It is used for making goods like toys, combs, containers, etc.
Lycra
Rayon
Thermosets
Thermoplastics
